Home / 375,158.20-517,783.72-222,282.44

Finding the Fourth Proportional to 375,158.20, 517,783.72 and 222,282.44

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Solution

The fourth proportional to 375,158.20, 517,783.72 and 222,282.44 is: 306,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,158.20 : 517,783.72 = 222,282.44 : x
  2. Step 2: Convert to fraction form
    375,158.20/517,783.72 = 222,282.44/x
  3. Step 3: Cross multiply
    375,158.20x = 517,783.72 × 222,282.44
  4. Step 4: Simplify right side
    375,158.20x = 115,094,228,673.88
  5. Step 5: Solve for x
    x = 115,094,228,673.88/375,158.20
  6. Step 6: Final answer
    x = 306,788.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.